Zaid Ahmed Khan
- zaidk7018
India- Professional
- No Active Plan. View Details
Submissions Heat Map
Learning Paths (2)
Practice Paths (3)
Contests (36)
SnackDown 2021 - Online Qualifiers
Lucky Number
CodeChef Starters 14 Division 3 (Rated)
RCB and Playoffs
CodeChef Starters 16 Division 3 (Rated)
Pass or Fail
SnackDown 2021 - Online Round 1A
Dance Moves
SnackDown 2021 - Online Round 1B
Queens Placement , Largest Laddu
November Challenge 2021 Division 3 (Rated)
Weird Palindrome Making, Hill Sequence, Equal Coins, Which Fuel is Cheaper, Maximise the bridges
November Cook-Off 2021 Division 2
Product Pain, Missing Sums, Make it Divisible
CodeChef Starters 17 Division 2 (Rated)
Binary Inversion, GCD of Prefixes, Chef on Vacation, New Piece
CodeChef Starters 19 Division 2 (Rated)
Indivisible Permutation, Distinct Elements
C.O.D.E.R.S Division 2 (Rated)
The One On The Last Night, The One with Russ, The One with All the Candy, The One Where It All Began, The One with Ross Wedding
November Lunchtime 2021 Division 2
Expected Weight, Chef and Stock Prices , Strange Minimization, Rapid Re-Orderings
December Challenge 2021 Division 2 (Unrated)
Utkarsh and Placement tests
December Cook-Off 2021 Division 2
Median Minimization, Two Rooks, Musical Chairs
December Lunchtime 2021 Division 2
Maximum Trio, Optimal Sorting, Romantic Reversals
CodeChef Starters 22 Division 2 (Rated)
An Interesting Sequence, Even Subset Xor
January Lunchtime 2022 Division 2
Subarray permutations, Prefix Zeros, Chef and Subset Additions, Chef and Lockout Draws, Permutation XOR Sum
CodeChef Starters 34 Division 2 (Rated)
Is the Score Consistent, Good Quality Bulbs, Expiring Bread
Starters 35 Division 2 (Rated)
Dark Light, Water Requirement, Police and Thief, Jenga Night
April Long Two 2022 Division 3 (Rated)
Sasta Shark Tank, Best Coupon, Pseudo Sorted Array
May Lunchtime 2022 Division 3 (Rated)
Bucket and Water Flow , Problems in your to-do list
May Long Two 2022 Division 3 (Rated)
Score High, Degree of Polynomial
Starters 42 Division 4 (Rated)
Age Limit, Equal Distribution, Minimum number of Flips
Starters 43 Division 4 (Rated)
The Optimal Pairs, Burgers, DNA Storage, Distinct Palindrome, Joining Date, Waiting Time
Starters 69 Division 4 (Rated)
Akash and Dinner, Rain in Chefland, Scalene Triangle, Convert to permutation
February Cook-Off 2023 Division 4 (Rated)
Battery Health, Take Not Less, Bi_lindrome!, Permutation and Modulus, Netflix
Starters 78 Division 4 (Rated)
Bitwise Equation, Valid Expression, Passing Marks, Candy Store, Good Turn, Solve More Problems!
Starters 79 Division 4 (Rated)
Add smallest prime factor, Distinct Opposite Sums, Better Deal, Ageing
Starters 80 Division 3 (Rated)
Permutation Subsequence, Prefix Permutation, Single-use Attack, Running Comparison, Equal Elements
Starters 81 Division 3 (Unrated)
Good XOR, Divide Pages, Maximum Capacity
Starters 82 Division 3 (Rated)
Find eX, Make A-B Same, Reach Home, Difference Matrix, MIN To MAX, Candy Division
Starters 90 Division 3 (Rated)
Crushed Apples and a Balance Scale, AP Free Sequences, Printing Binary Array, Anti Palindrome
Starters 94 Division 2 (Rated)
CodeChef Streak
Starters 103 Division 3 (Rated)
Sunday Brunch, Divisible By 8, Dice Number
Starters 111 Division 2 (Rated)
Prefixing, Beautiful Strings, Reach Codetown
Starters 113 Division 2 (Rated)
Minimise Maximum Subarray Sum, Maximum Score , Sum Neq
Starters 130 Division 2 (Rated)
Updating A, Make Equal, Alternating Binary String, Good Binary String
Starters 134 Division 4 (Rated)
Origin, Morning Run, Money Double, Rock Paper Scissors
Starters 136 Division 3 ( Rated )
Sum of Modes, Even Sum Subarray, My First Geometry Problem
Starters 146 Division 3 (Rated till 5 stars)
Bouncing Ball, Permutation Construction, Knockout tournament, No Winner
Starters 171 (Rated)
Swish Game, White Wall, Advitiya